Similar to the article on forcing users to select a Content Type (dDocType) there is a setting that forces the selection of a security group.ForceSecurityGroupChoice=trueThis setting adds a new blank list item for Security Group and sets this new blank list item as the default selection thereby requiring the user to select a Security Group.Place this setting in <install_dir>/config/config.cfgOr, put this setting in place in the General Configuration section of the Admin Server.